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Flights from Istanbul to Sofia
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What to know about flights from Istanbul to Sofia?

The distance between Istanbul and Sofia is approximately 494.78km. The average flight time between Istanbul and Sofia is 1 hour 17 minutes. According to Trip.com data, travel demand is highest in February. December is generally the cheapest month to book.

Cheapest one-way
PHP 2,446
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Thu, Dec 3
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Cheapest return
PHP 5,473
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Sat, Nov 28 - Fri, Dec 4
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Flight news

Flights from Istanbul to Sofia operate an average of 5 times per day over the past 7 days, with a 29.0% on-time departure rate and a 93.5% on-time arrival rate.

Updated 3h ago

Best time to book
December
Cheapest
February
Peak season for travel
Route details
494.78km
Flight distance
1h 17m
Average flight time

Explore the cheapest one-way and round-trip flights from Istanbul to Sofia over the next 90 days, with one-way fares from PHP 2,446 and round-trip from PHP 5,473. Based on Trip.com's latest 7-day flight data.

Displayed flight fares from Istanbul to Sofia are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airlines are the most popular for Istanbul to Sofia flights?

You can choose from 2 airlines flying from Istanbul to Sofia, including Turkish Airlines, Pegasus Airlines and . Pegasus Airlines currently offers the cheapest direct ticket on this route.
Airlines are determined based on actual purchased flight tickets from Istanbul to Sofia according to previous 12 months data from Trip.com.

Trip.com Price Insights on Istanbul to Sofia Flights

What is the cheapest month to book a one-way flight from Istanbul to Sofia?

Average price of one-way tickets from Istanbul to Sofia booked on Trip.com over the past 12 months.

For a one-way flight from Istanbul to Sofia, fares are lowest in December (PHP 6,640) and highest in September (PHP 9,198).

PHP 9,198
PHP 7,919
PHP 6,640
PHP 5,361
    Cheapest
  • PHP 7,884
    Nov
  • PHP 6,640
    Dec
  • PHP 7,446
    Jan
  • PHP 8,287
    Feb
  • PHP 7,758
    Mar
  • PHP 7,946
    Apr
  • PHP 7,705
    May
  • PHP 8,951
    Jun
  • PHP 7,287
    Jul
  • PHP 7,841
    Aug
  • PHP 9,198
    Sep
  • PHP 7,691
    Oct

What is the cheapest month to book a return flight from Istanbul to Sofia?

Average price of return tickets from Istanbul to Sofia booked on Trip.com over the past 12 months.

For a return flight from Istanbul to Sofia, fares are lowest in December (PHP 13,896) and highest in February (PHP 25,628).

PHP 25,628
PHP 19,762
PHP 13,896
PHP 8,030
    Cheapest
  • PHP 17,309
    Nov
  • PHP 13,896
    Dec
  • PHP 17,819
    Jan
  • PHP 25,628
    Feb
  • PHP 16,972
    Mar
  • PHP 16,876
    Apr
  • PHP 14,992
    May
  • PHP 16,493
    Jun
  • PHP 15,363
    Jul
  • PHP 19,230
    Aug
  • PHP 14,604
    Sep
  • PHP 17,731
    Oct

Which day of the week is cheapest to fly from Istanbul to Sofia?

Data is based on the past 12 months and shows the average weekly airfare from Istanbul to Sofia on different days of the week according to Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Istanbul to Sofia is Friday. The average fare on this day is usually lower than on other days. Try to avoid flying on Thursday as fares are usually the highest.

PHP 8,223
PHP 7,743
PHP 7,262
PHP 6,782
    Cheapest
  • PHP 8,049
    Mon
  • PHP 7,786
    Tue
  • PHP 8,016
    Wed
  • PHP 8,223
    Thu
  • PHP 7,262
    Fri
  • PHP 7,972
    Sat
  • PHP 8,138
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Istanbul to Sofia?

    Based on Trip.com data, Pegasus Airlines offers Cheapest nonstop one-way flights from PHP 2,675 (for example, SAW–SOF on Sat, Dec 5). For a Cheapest nonstop return flight, Pegasus Airlines offers fares from PHP 5,473, departing on Sat, Nov 28 and returning on Fri, Dec 4.
  • At the moment, you can catch a direct flight from Istanbul to Sofia with the following airlines, including: Turkish Airlines Pegasus Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • A flight from Istanbul (IST) to Sofia (SOF) takes an average of 1 hour 17 minutes.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Istanbul to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • On average, 32 direct flights operate each week between Istanbul and Sofia. See below the schedules of the main airlines serving this route:
    Turkish Airlines: S/M/T/W/T/F/S – TK1027 (departure at 10:38)
  • Here are some tips for finding the best flight deals from Istanbul to Sofia on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Sat, Dec 5, with one-way fares from just PHP 2,675.
    · Compare airlines. Pegasus Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. February is generally the busiest month for travel to Sofia.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Istanbul to Sofia is usually December, when demand is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Istanbul to Sofia on Mon, Nov 23 with Pegasus Airlines, with prices starting at PHP 2,789.
  • Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects Istanbul Airport and Sofia Airport (IST–SOF).
  • The time difference between Sofia and Istanbul is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Istanbul to Sofia is PHP 13,910. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for flights departing in the next 30 days, the average return fare from Istanbul to Sofia is PHP 14,826. Fares vary by travel date, airline and availability.
  • Enter Istanbul and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Pegasus Airlines and SKY expressare the most popular budget airlines flying from Istanbul to Sofia. Check baggage, seat and payment fees before comparing the final price.